A text on astronomy, probably a risala, Ottoman Turkey, dated Rajab 1246AH/ December 1830-1AD, Arabic and Ottoman Turkish manuscript on paper, 63ff., with 19ll. of black naskh per page, some words and headings in red, numerous diagrams and polychrome illustrations of the planets, northern and southern hemispheres, green morocco binding with gilt border, folio 18.7 x 12cmProvenance: The Private collection of Michel Abemayor (1912-1975)Please refer to department for condition report